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Panasonic TX-32LX77M-MALAYSIA Service Manual
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Panasonic TX-32LX77M-MALAYSIA Service Manual

Wide lcd tv
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Specifications
Power Source :
Power Consumption
Average Use
Standby condition
Display panel
Aspect Ratio
Visible screen size
(No. of pixels)
Sound
Speaker
Audio Output
Headphones
TX-32LX77M-MALAYSIA
LH60 Chassis
AC AUTO 110-240V, 50/60 Hz
178W
0.9W
16:9
698 mm (W) × 392 mm (H)
1,049,088 (1,366 (W) × 768 (H))
12 cm x 6 cm × 2 pcs, 4 Ω
20 W (10 W + 10 W), 10% THD
M3 (3.5 mm) Jack × 1
ORDER NO. MTV0701562CE
WIDE LCD TV
© 2007 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
Unauthorized
distribution is a violation of law.
copying
and

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Summary of Contents for Panasonic TX-32LX77M-MALAYSIA

  • Page 1 ORDER NO. MTV0701562CE WIDE LCD TV TX-32LX77M-MALAYSIA LH60 Chassis Specifications Power Source : AC AUTO 110-240V, 50/60 Hz Power Consumption Average Use 178W Standby condition 0.9W Display panel Aspect Ratio 16:9 Visible screen size 698 mm (W) × 392 mm (H) (No.
  • Page 2 TX-32LX77M-MALAYSIA Receiving System / Band name Aerial - Rear VHF / UHF Operation Conditions Temperature : 0 °C - 40 °C Humidity : 20% -- 80% RH (non-condensing) Connection Terminals : AUDIO L-R RCA PIN Type × 2 0.5 V[rms] 1.0 V[p-p] (75 Ω...

  • Page 3: Table Of Contents

    TX-32LX77M-MALAYSIA CONTENTS Page Page 1 Safety Precautions 8.2. SERVICE 2 1.1. General Guidelines 8.3. Self Check Mode 1.2. Touch-Current Check 8.4. Hotel Mode Adjustment 2 Prevention of Electro Static Discharge (ESD) to 9 Adjustment Electrostatically Sensitive (ES) Devices 9.1. Voltage chart of A Board 3 About lead free solder (PbF) 9.2.

  • Page 4: Safety Precautions

    TX-32LX77M-MALAYSIA 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electro Static Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    TX-32LX77M-MALAYSIA 2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field- effect transistors and semiconductor "chip"...

  • Page 6: About Lead Free Solder (Pbf)

    TX-32LX77M-MALAYSIA 3 About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).

  • Page 7: Self Check Function

    TX-32LX77M-MALAYSIA 4 Self Check Function 4.1. Self Check 1. Self-Check is used to automatically check the bus lines and hexadecimal code of the TV set. 2. To get into the Self -Check mode press the Down button on the customer controls at the front of the set, at the same time pressing the MENU button on the remote control, and the screen will show : 3.
  • Page 8 TX-32LX77M-MALAYSIA...

  • Page 9: Chassis Board Layout

    TX-32LX77M-MALAYSIA 5 Chassis Board Layout...

  • Page 10: Location Of Lead Wiring

    TX-32LX77M-MALAYSIA 6 Location of Lead Wiring 6.1. Wire Dressing...

  • Page 11: Wire Dressing And Connections

    TX-32LX77M-MALAYSIA 6.2. Wire Dressing and connections...

  • Page 12: Disassembly For Service

    TX-32LX77M-MALAYSIA 7 Disassembly for Service 7.1. AC CODE INSTALLATION...

  • Page 13: Lcd Mtg Installation

    TX-32LX77M-MALAYSIA 7.2. LCD MTG INSTALLATION...

  • Page 14: Installation Pedestal

    TX-32LX77M-MALAYSIA 7.3. Installation Pedestal...

  • Page 15: Emi

    TX-32LX77M-MALAYSIA 7.4.

  • Page 16: Rear Fixing Mtg (L/R) Installation

    TX-32LX77M-MALAYSIA 7.5. REAR FIXING MTG (L/R) INSTALLATION...

  • Page 17: Lcd Panel Assy Installation

    TX-32LX77M-MALAYSIA 7.6. LCD PANEL ASSY INSTALLATION...

  • Page 18: Service Mode Adjustment

    TX-32LX77M-MALAYSIA 8 Service Mode Adjustment Set channel 99 than press set timer 30min, press recall button (remote) and - button LCD panel. 8.1. SERVICE 1 1. Press Red button (remote) for adjustment below. 8.2. SERVICE 2 1. Select CEC CHECK moe in service 1 than press HOLD button (REMOTE) to enter service 2.
  • Page 19 TX-32LX77M-MALAYSIA...

  • Page 20: Adjustment

    TX-32LX77M-MALAYSIA 9 Adjustment 9.1. Voltage chart of A Board 9.2. Voltage chart of AP Board 9.3. DVCO adjustment...

  • Page 21: Conductor Views

    TX-32LX77M-MALAYSIA 10 Conductor Views 10.1. A-Board A-BOARD (A SIDE) TNP4G399 Parts Location AP-BOARD IC IC IC4006 IC1804 IC1805 IC5003 IC5004 IC5005 IC1102 IC4004 IC4001 IC4005 IC1803 IC3860 IC2005 IC2001...
  • Page 22 TX-32LX77M-MALAYSIA 10.2. A-Board A-BOARD (B SIDE) TNP4G399 Parts Location AP-BOARD IC5002 IC5001 IC4003...

  • Page 23: Schematic Diagram

    TX-32LX77M-MALAYSIA 11 Schematic Diagram 11.1. Schematic Diagram Notes...

  • Page 24: A Board

    TX-32LX77M-MALAYSIA 11.2. A Board 11.2.1. A Board (1 / 10) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 25 TX-32LX77M-MALAYSIA 11.2.2. A Board (2 / 10) <1A> <1B> <2A> <3A> <4A> <2B> <5A> <3B> <4B> <5B> <6A> <7A> <6B> <8A> <7B> <9A> <8B>...
  • Page 26 TX-32LX77M-MALAYSIA 11.2.3. A Board (3 / 10) <1B> <1C> <2C> <3C> <2B> <3B> <4B> <4C> <5B> <5C> <6C> <6B> <7C> <7B> <8C> <8B> <9C>...
  • Page 27 TX-32LX77M-MALAYSIA 11.2.4. A Board (4 / 10) <1C> <1D> <2C> <2D> <3C> <3D> <4C> <4D> <5C> <6C> <7C> <5D> <8C> <6D> <9C> <7D>...
  • Page 28 TX-32LX77M-MALAYSIA 11.2.5. A Board (5 / 10) <1D> <1E> <2D> <2E> <3D> <3E> <4E> <4D> <5E> <5D> <6D> <6E> <7D> <7E>...
  • Page 29 TX-32LX77M-MALAYSIA 11.2.6. A Board (6 / 10) <1E> <1F> <2E> <2F> <3E> <3F> <4E> <5E> <4F> <5F> <6F> <6E> <7E> <7F>...
  • Page 30 TX-32LX77M-MALAYSIA 11.2.7. A Board (7 / 10) <1F> <1G> <2F> <2G> <3G> <3F> <4G> <4F> <5F> <6F> <5G> <6G> <7F> <7G>...
  • Page 31 TX-32LX77M-MALAYSIA 11.2.8. A Board (8 / 10) <1H> <1G> <2G> <2H> <3G> <3H> <4G> <4H> <5H> <6H> <5G> <7H> <6G> <8H> <7G>...
  • Page 32 TX-32LX77M-MALAYSIA 11.2.9. A Board (9 / 10) <1H> <1I> <2H> <2I> <3H> <3I> <4I> <4H> <5I> <5H> <6I> <6H> <7I> <8I> <7H> <8H> <9I>...
  • Page 33 TX-32LX77M-MALAYSIA 11.2.10. A Board (10 / 10) <1I> <2I> <3I> <4I> <5I> <6I> <7I> <8I> <9I>...

  • Page 34: Ap Board

    TX-32LX77M-MALAYSIA 11.3. AP Board 11.3.1. AP Board (1 / 4) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 35 TX-32LX77M-MALAYSIA 11.3.2. AP Board (2 / 4) <1A> <1B> <2A> <2B> <3A> <3B> <4B> <4A> <5B> <5A> <6A> <7A> <6B> <8A> <9A> <7B>...
  • Page 36 TX-32LX77M-MALAYSIA 11.3.3. AP Board (3 / 4) <1B> <1C> <2B> <2C> <3C> <3B> <4C> <4B> <5B> <5C> <6B> <6C> <7B> <7C>...
  • Page 37 TX-32LX77M-MALAYSIA 11.3.4. AP Board (4 / 4) <1C> <2C> <3C> <4C> <5C> <6C> <7C>...

  • Page 38: Board

    TX-32LX77M-MALAYSIA 11.4. V Board 11.4.1. V Board (1 / 2) <1A> <2A> <3A> <4A>...
  • Page 39 TX-32LX77M-MALAYSIA 11.4.2. V Board (2 / 2) <1A> <2A> <3A> <4A>...

  • Page 40: G Board

    TX-32LX77M-MALAYSIA 11.5. G Board 11.5.1. G Board (1 / 2) <1A> <2A> <3A> <4A> <5A>...
  • Page 41 TX-32LX77M-MALAYSIA 11.5.2. G Board (2 / 2) <1A> <2A> <3A> <4A> <5A>...

  • Page 42: P Board

    TX-32LX77M-MALAYSIA 11.6. P Board 11.6.1. P Board (1 / 2) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...
  • Page 43 TX-32LX77M-MALAYSIA 11.6.2. P Board (2 / 2) <1A> <2A> <3A> <4A> <5A> <6A> <7A> <8A> <9A>...

  • Page 44: Parts Location & Mechanical Replacement Parts List

    TX-32LX77M-MALAYSIA 12 Parts Location & Mechanical Replacement Parts List 12.1. Parts Location...

  • Page 45: Packing Exploded View

    TX-32LX77M-MALAYSIA 13 Packing Exploded View...

  • Page 46: Electrical Replacement Parts List

    TX-32LX77M-MALAYSIA 14 Electrical Replacement Parts List...
  • Page 47 TX-32LX77M-MALAYSIA 14.1. Electrical Replacement Parts List Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks J0KF00000018 FERRITE CORE C2102 ECJ2FB1E105K C 1UF, K, 25V J0KG00000011 FERRITE CORE C2103 ECJ2FB1E105K C 1UF, K, 25V...
  • Page 48 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C4014 ECJ1VB1C104K C 0.1UF, K, 16V C4096 ECJ1VB1C104K C 0.1UF, K, 16V C4015 ECJ1VB1C104K C 0.1UF, K, 16V C4097 F1G1A1040006 C 0.1UF, 10V...
  • Page 49 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5031 F1G1A1040006 C 0.1UF, 10V C938 F1H1H103A013 C 0.01UF, K, 50V C5032 ECJ1VB1C104K C 0.1UF, K, 16V C939 F2A1C471A537 E 470UF, 16V C5033 F1G1A1040006 C 0.1UF, 10V...
  • Page 50 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks D3024 MAZ81400ML DIODE D840 B0HAJL000003 DIODE D3025 MAZ81400ML DIODE D841 B0BA05600010 DIODE D3026 MAZ81400ML DIODE D842 B0HAJL000003 DIODE D3027 MAZ81400ML DIODE D843 B0HAJL000003...
  • Page 51 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks L4011 J0JHC0000078 BEAD CORE Q4020 2SC584500L TRANSISTOR L4012 J0JHC0000078 BEAD CORE Q4021 2SC584500L TRANSISTOR L4014 J0JHC0000078 BEAD CORE Q4049 2SC584500L TRANSISTOR L4015 J0JHC0000078...
  • Page 52 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1815 D0GD103JA017 F 10KOHM,J,1/16W R3015 ERJ6ENF75R0 M 75OHM, 1/10W R1816 ERJ3GEYJ223 M 22KOHM,J,1/16W R3019 ERJ6ENF75R0 M 75OHM, 1/10W R1818 ERJ3GEYJ102 M 1KOHM,J,1/16W R3020...
  • Page 53 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R3237 ERJ3GEYJ473 M 47KOHM,J,1/16W R4062 ERJ3GEYJ102 M 1KOHM,J,1/16W R3240 ERJ6ENF75R0 M 75OHM, 1/10W R4063 ERJ3GEYJ220 M 22OHM,J,1/16W R3241 ERJ6ENF75R0 M 75OHM, 1/10W R4064...
  • Page 54 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R4195 ERJ3GEYJ101 M 100OHM,J,1/16W R4334 ERJ3GEYJ103 M 10KOHM,J,1/16W R4196 ERJ3EKF1000 F 100OHM,J,1/10W R4335 ERJ3GEYJ473 M 47KOHM,J,1/16W R4197 ERJ3GEYJ101 M 100OHM,J,1/16W R4336 ERJ3GEYJ103 M 10KOHM,J,1/16W...
  • Page 55 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R5065 ERJ3GEYJ330 M 33OHM,J,1/16W R882 ERDS2TJ123 C 12KOHM,J, 1/4W R5066 ERJ3GEYJ220 M 22OHM,J,1/16W R883 ERDS2TJ104 C 100KOHM,J, 1/4W R5067 ERJ3GEYJ330 M 33OHM,J,1/16W R884...
  • Page 56 TX-32LX77M-MALAYSIA Ref. Part No. Part Name & Description Remarks K1KA05AA0193 CONNECTOR K1KA10AA0191 CONNECTOR ERJ6GEY0R00 M 0OHM,J,1/10W ERJ8GEY0R00 M 0OHM,J, 1/8W JA10 ERJ8GEY0R00 M 0OHM,J, 1/8W ERJ6GEY0R00 M 0OHM,J,1/10W ERJ8GEY0R00 M 0OHM,J, 1/8W ERJ8GEY0R00 M 0OHM,J, 1/8W ERJ8GEY0R00 M 0OHM,J, 1/8W...

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